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red, yellow, purple, green sunglasses is it? In the quondam, chiefly in the dingy brown colouration of sunglasses and black blue-based, and this for 2 annuals, the market seemed chromatic blackamoor glasses, some people think namely sunglasses, tinted glasses, and wear, particularly chilly, so have to ingest fashion. In truth, this is a misinterpreting.
sunglasses may not be able to solarise
view of this, when people purchase sunglasses, relying ashore the stuff is remove and tin attain judgments. To the general public, to buy high-quality sunglasses, the only vocational to do is work to the optical cache, optical mart to buy normal sunglasses.
eye specialist Professor Zheng Yiren said, act sunglasses without UV protection features do not wear extra than hurt the eyes, but this was insufficient public awareness and understanding of sunglasses, there are ease a aggregation of peccadilloes.
Yesterday, four deserving to unsuitable alternatively use poor-quality sunglasses to wear sunglasses burns reasoned along ultraviolet eyes of patients and the patients in the ENT Hospital of Fudan University and the New Vision Eye Eye Hospital.
needy quality sunglasses are entirely another, not merely block UV extravaganza namely not muscular, the film lightly damaged, and a serious decline in light transmission lens, the receptor thing as seen in the darkroom, when the enrollee becomes great, but will be a actual matter UV injected into the eye, the eye damage. Furthermore abnormal surface of the lens to penetrate the thing deformation outdoor the perversion to the eye soreness, the sloping emergence of nausea, loss of appetite, forgetfulness, insomnia and additional symptoms of visual labor.
in the light of the sun, people wear different colors of sunglasses. However, experts have advised the public eye, do not fair pretending to be cool, but also to attention of your eyes.
colored glasses does not mean sunglasses
view of this, when people buy sunglasses, depending on the material is clear and can make judgments. To the general public, to buy high-quality sunglasses, the only professional to do is go to the optical store, optical shop to buy regular sunglasses.
Experiments exhibit that the different colored glasses because of the color on the eye itself does have a conserving efficacy, but since they can not block ultraviolet rays to lose the sunglasses function.
was proficient apt stop UV sunglasses, because the lenses increase a membrane of special wrapping. After wrapping the lens in the stop, preoccupy ultraviolet rays, merely also closed chapter of the serviceable reddened, the lens transmittance attenuated. Generally of agreeable calibre sunglasses to stop UV competence, reddened displacement decreased and small, in general, as the matter does not affect the lucidity of the lens color, and a definite hardness, surface cozy to dress.
If you do not wear anti-ultraviolet colored glasses, even more precarious than not wearing sunglasses, because the embody has self-preservation instinct, the eye encountered strong light, the pupil will certainly transform smaller, making the UV stamina entering the eye depress, if necessary anti-ultraviolet wear glasses, make the amplified pupils, forward with the glasses is not insulated the role of ultraviolet light, when the eye coequal to the open door, and let UV aggression, and greatly additional vigor, on the eye damage can be imagined.
against big wrong sunglasses
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